diff --git a/src/mod/endpoints/mod_sofia/sofia_presence.c b/src/mod/endpoints/mod_sofia/sofia_presence.c
index a48e00fcbd..a7e4e6f78f 100644
--- a/src/mod/endpoints/mod_sofia/sofia_presence.c
+++ b/src/mod/endpoints/mod_sofia/sofia_presence.c
@@ -2140,7 +2140,7 @@ uint32_t sofia_presence_get_cseq(sofia_profile_t *profile)
 
 	if (profile->last_cseq) {
 		diff = callsequence - profile->last_cseq;
-		if (diff < 0 && diff > -100000) {
+		if (diff <= 0 && diff > -100000) {
 			callsequence = ++profile->last_cseq;
 		}
 	}